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formaldehyde Line breaks: for|mal¦de|hyde
Pronunciation: /fɔːˈmaldɪhʌɪd/

Definition of formaldehyde in English:


[mass noun] Chemistry
A colourless pungent gas in solution made by oxidizing methanol.
Example sentences
  • Set on fire, these items release formaldehyde, polyvinyl chloride, and dioxins.
  • They are produced by the polymerization reaction of phenol and formaldehyde.
  • Bleach, ethyl alcohol, and formaldehyde can kill the virus in the environment.


Late 19th century: blend of formic acid and aldehyde.

Words that rhyme with formaldehyde

oxhide • rawhide

Definition of formaldehyde in:

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